{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1640627758",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x561271c5ca07a2818c765bb81240394f693817ecca0608ace65fdc1bd9a3cd5a",
    "signature": "0x828bf8d16864fcb26eb0247bdec61bc6a85946f36e3efbc396511a87ee76997d7a0c604f2203f64622f23e83b1b0bd2cfa5136174bc170c5ce242018562899061c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}